A Cold War between the US and China, a grey war between Russia and Europe, and the advent of space as a competitive domain, all point to greater geopolitical risk ...

British engineer Richard Browning, known as the 'real-life Iron Man', is on a mission to bring jet packs to the military.

One United States service member and three defense contractors are dead after a small airplane crashed in the Philippines on Thursday, officials said. The aircraft was "providing intelligence ...

A US-contracted surveillance plane crashed in the Philippines on Thursday morning, killing all four personnel on board, including one US military service member, according to US Indo-Pacific Command.

Officials in Alaska searched the land and sea Friday for a small airplane that went missing, while the nation waited for news of the 10 people on board and wondered what caused the plane to drop ...

There were 64 passengers aboard the plane, and three Army soldiers in the helicopter, according to officials. Here's a look ...

Editor's note: This page reflects Friday's news about the plane crash in Alaska. For the latest updates, please read USA TODAY's coverage of the plane crash investigation for Saturday ...

PHILADELPHIA, Pennsylvania (WABC) -- Authorities continue to search for answers after a small medical transport plane carrying six people, including a pediatric patient and her mother, went down ...

Authorities believe there are no survivors in the accident, which happened as a regional passenger jet was attempting to land ...